http://www.ukclimbing.com/logbook/graphs.html http://www.ukclimbing.com/logbook/graphs.html has some stuff and you might be able to scrape the rest. I believe

http://www.ukclimbing.com/logbook/graphs.html http://www.ukclimbing.com/logbook/graphs.html has some stuff and you might be able to scrape the rest. I believe 8a.nu also has some public data on this kind of thing but for a more global population